vtfcy2pg46 vtfcy2pg46

06-10-2020
Biology

contestada

Protons: 3 Neutrons: 4 Electrons: 3 What is the mass number for the element above? A. 10 B. 7 C. 6 D. 4

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DanielleHunter90 DanielleHunter90

06-10-2020

B. 7
the atomic mass is protons + neutrons.

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